Brook Alder vs Sand Digger Wasp

Alnus maritima compared with Mellinus crabroneus

Key Differences

• Brook Alder is Endangered while Sand Digger Wasp is Critically Endangered.

Taxonomic Classification

Rank	Brook Alder	Sand Digger Wasp
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Hymenoptera (Ants, Bees & Wasps)
Family	Betulaceae	Crabronidae
Genus	Alnus	Mellinus
Species	Alnus maritima	Mellinus crabroneus

Conservation Status

Brook Alder

EN — Endangered

Sand Digger Wasp

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Alder	Sand Digger Wasp
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Sand Digger Wasp

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.